[ale] Not valid block device error

Chris Fowler cfowler at outpostsentinel.com
Tue Feb 24 17:32:55 EST 2004


Try cdrecord --scanbus

On Tue, 2004-02-24 at 17:29, Sunmeet Saluja wrote:
> fdisk /dev/sdc1 yeilds:
> 
> [root at tazenda sunny]# /sbin/fdisk /dev/sdc1
> 
> Unable to open /dev/sdc1
> 
> fdisk /dev/sdc yeilds:
> 
> [root at tazenda sunny]# /sbin/fdisk /dev/sdc
> 
> Unable to read /dev/sdc
> 
> 
> Chris Fowler wrote:
> > I do not think the stick is formated as iso9660
> > 
> > try fdisk /dev/sdc 
> > 
> > What do you get?
> > 
> > On Tue, 2004-02-24 at 16:34, Sunmeet Saluja wrote:
> > 
> >>I'm currently running RH7.3 2.4.20-28 kernel, and when I try to mount a 
> >>USB Memory Stick, I get the following error:
> >>
> >>[root at tazenda sunny]# mount /mnt/usbstick/
> >>mount: /dev/sdc1 is not a valid block device
> >>
> >>/etc/fstab on my machine looks like:
> >>
> >>[root at tazenda sunny]# cat /etc/fstab
> >>LABEL           /                  ext3    defaults        1 1
> >>none            /dev/pts           devpts  gid=4,mode=620  0 0
> >>none            /proc              proc    defaults        0 0
> >>none            /dev/shm           tmpfs   defaults        0 0
> >>/dev/sdb2        swap              swap    defaults        0 0
> >>/dev/cdrom      /mnt/cdrom         iso9660 noauto,owner,kudzu,ro 0 0
> >>/dev/cdrom1     /mnt/cdrom1        iso9660 noauto,owner,kudzu,ro 0 0
> >>/dev/fd0        /mnt/floppy        auto    noauto,owner,kudzu 0 0
> >>/dev/sdc1       /mnt/usbstick      auto    noauto,user     0 0
> >>
> >>
> >>I've even tried changing that last line in fstab to:
> >>/dev/sdc1        /mnt/usbstick     iso9660 udf,noauto,user   0 0
> >>
> >>But no help.
> >>
> >>Here's what gets logged when plugging in the USB Memory stick:
> >>
> >>[root at tazenda sunny]# tail /var/adm/messages
> >>Feb 24 16:28:24 tazenda kernel:  I/O error: dev 08:20, sector 0
> >>Feb 24 16:28:24 tazenda kernel:  unable to read partition table
> >>Feb 24 16:28:24 tazenda kernel: sdc : READ CAPACITY failed.
> >>Feb 24 16:28:24 tazenda kernel: sdc : status = 1, message = 00, host = 
> >>0, driver = 08
> >>Feb 24 16:28:24 tazenda kernel: Info fld=0xa00 (nonstd), Current 
> >>sd00:00: sense key Not Ready
> >>Feb 24 16:28:24 tazenda kernel: sdc : block size assumed to be 512 
> >>bytes, disk size 1GB.
> >>Feb 24 16:28:24 tazenda kernel: sdc: test WP failed, assume Write Enabled
> >>Feb 24 16:28:24 tazenda kernel:  sdc: I/O error: dev 08:20, sector 0
> >>Feb 24 16:28:24 tazenda kernel:  I/O error: dev 08:20, sector 0
> >>Feb 24 16:28:24 tazenda kernel:  unable to read partition table
> >>
> >>
> >>What should I do to mount this USB Memory Stick???
> >>
> >>Thanks for all the help.
> >>
> >>~Sunny
> >>
> > 
> > 
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> > http://www.ale.org/mailman/listinfo/ale
> 



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